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【单选题】
同步电机是一种() 电机, 其电动势的频率与电机转速之比为恒定值A.
直流
B.
交流
C.
恒流
D.
变流
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皮皮学刷刷变学霸
举一反三
【单选题】______ but fools are interested in such things.
A.
No one
B.
Nobody
C.
None
D.
Not many ones
【单选题】Why are politicians, government officials and parents are consistently portrayed as fools in Hollywood movies?
A.
To demonstrate their anti-authority themes.
B.
To show the reality.
C.
To make people laugh.
D.
To help people build their confidence.
【单选题】The Americans prefer to ______ instead of considering it in terms of fools or knaves.
A.
buy happiness with money
B.
borrow happiness
C.
sell happiness
D.
lend happiness
【单选题】______ but fools will believe what he said.
A.
None
B.
Nothing
C.
Anything
D.
Everything
【简答题】Fools will be fools.
【单选题】April Fools' Special: History's Hoaxes Happy April Fools' Day. To mark the occasion, National Geographic News has compiled a list of some of the more memorable hoaxes in recent history. They are the l...
A.
Y
B.
N
C.
NG
【单选题】April Fools' Special: History's Hoaxes Happy April Fools' Day. To mark the occasion, National Geographic News has compiled a list of some of the more memorable hoaxes in recent history. They are the l...
A.
Y
B.
N
C.
NG
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